.300 Winchester Short Magnum / .300 WSM (Speer Data) Load Data

80 published .300 Winchester Short Magnum / .300 WSM (Speer Data) reloading recipes across 15 powders and 1 bullet manufacturers, with bullet weights from 150 to 180 grains and recorded velocities between 2,035 and 3,269 fps. Every load lists charge weight, velocity, COAL, primer and case where the source published it.

Always begin at the minimum charge weight and work up gradually. Never exceed maximum loads. Verify all data against a current published reloading manual before use. LoadDevelopment.com is not responsible for errors or omissions in this data.
Recipes
80
Powders
15
Bullet makers
1
Bullet weights
150–180 gr

Sample .300 Winchester Short Magnum / .300 WSM (Speer Data) loads

The first 5 of 80 recipes.

BulletPowderChargeVelocityCOALPrimer
Speer Speer 150grAccurate AAC-270065.0 gr3,197 fps——
Speer Speer 150grAccurate AAC-270061.0 gr3,069 fps——
Speer Speer 150grAccurate AAC-435067.0 gr3,115 fps——
Speer Speer 150grAccurate AAC-435071.0 gr3,269 fps——
Speer Speer 150grHodgdon H-41464.0 gr3,109 fps——

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